FR2254426A1 - Plastics bags with valves made from continuous sheet - valves are not in line with folds thus ensuring symmetrical reeling - Google Patents

Plastics bags with valves made from continuous sheet - valves are not in line with folds thus ensuring symmetrical reeling

Info

Publication number
FR2254426A1
FR2254426A1 FR7439981A FR7439981A FR2254426A1 FR 2254426 A1 FR2254426 A1 FR 2254426A1 FR 7439981 A FR7439981 A FR 7439981A FR 7439981 A FR7439981 A FR 7439981A FR 2254426 A1 FR2254426 A1 FR 2254426A1
Authority
FR
France
Prior art keywords
tube
valves
sheet
folds
transverse
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
FR7439981A
Other languages
English (en)
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Windmoeller and Hoelscher KG
Original Assignee
Windmoeller and Hoelscher KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Windmoeller and Hoelscher KG filed Critical Windmoeller and Hoelscher KG
Publication of FR2254426A1 publication Critical patent/FR2254426A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/74—Auxiliary operations
    • B31B70/81—Forming or attaching accessories, e.g. opening devices, closures or tear strings
    • B31B70/84—Forming or attaching means for filling or dispensing contents, e.g. valves or spouts
    • B31B70/844—Applying rigid valves, spouts, or filling tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B2160/00—Shape of flexible containers
    • B31B2160/10—Shape of flexible containers rectangular and flat, i.e. without structural provision for thickness of contents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/74—Auxiliary operations
    • B31B70/81—Forming or attaching accessories, e.g. opening devices, closures or tear strings
    • B31B70/84—Forming or attaching means for filling or dispensing contents, e.g. valves or spouts
    • B31B70/85—Applying patches or flexible valve inserts, e.g. applying film-like valves

Landscapes

  • Making Paper Articles (AREA)
FR7439981A 1973-12-17 1974-12-06 Plastics bags with valves made from continuous sheet - valves are not in line with folds thus ensuring symmetrical reeling Withdrawn FR2254426A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2362613A DE2362613A1 (de) 1973-12-17 1973-12-17 Verfahren und vorrichtung zum herstellen von kunststoffseitenfaltenventilsaecken

Publications (1)

Publication Number Publication Date
FR2254426A1 true FR2254426A1 (en) 1975-07-11

Family

ID=5900973

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7439981A Withdrawn FR2254426A1 (en) 1973-12-17 1974-12-06 Plastics bags with valves made from continuous sheet - valves are not in line with folds thus ensuring symmetrical reeling

Country Status (4)

Country Link
JP (1) JPS5091484A (enExample)
DE (1) DE2362613A1 (enExample)
FR (1) FR2254426A1 (enExample)
IT (1) IT1025592B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002030749A3 (en) * 2000-10-11 2002-07-04 Michael Clements Markham Improvements in or relating to packaging

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2831036C2 (de) * 1978-07-14 1984-11-15 Windmöller & Hölscher, 4540 Lengerich Verfahren zum Herstellen von mit Kreuzböden versehenen Ventilsäcken
JPH0646670Y2 (ja) * 1986-09-20 1994-11-30 大日本印刷株式会社 ストロ−穴を備えた容器の製造装置
FI80427C (fi) * 1987-05-26 1990-06-11 Rosenlew Ab Oy W Foer hand baerbar saeck.
DE102005005215B3 (de) 2005-02-03 2006-04-06 Schröder-Frerkes, Julius, Dr.-Ing. Verfahren und Vorrichtung zum Fenstereinschweißen in Faltschachtelzuschnitten
DE102023110224A1 (de) * 2023-04-21 2024-10-24 Haver & Boecker Ohg Aufbringstation und Verfahren zum Aufbringen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002030749A3 (en) * 2000-10-11 2002-07-04 Michael Clements Markham Improvements in or relating to packaging

Also Published As

Publication number Publication date
DE2362613A1 (de) 1975-06-26
IT1025592B (it) 1978-08-30
JPS5091484A (enExample) 1975-07-22

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Legal Events

Date Code Title Description
ST Notification of lapse